Available to hire
Senior Software Engineer with 12+ years of experience building large-scale customer platforms, internal systems, and AI-enabled products at Microsoft, Twitter, and Hyatt.
Strong full-stack engineering background with deep hands-on expertise in React, Next.js, React Native, Node.js, Python, PHP, distributed APIs, and cloud-native delivery.
Proven track record modernizing complex systems, improving performance and reliability, and translating business-critical requirements into production software used at enterprise and consumer scale.
Brings strong technical judgment and end-to-end ownership across architecture, development, deployment, observability, testing, and cross-functional delivery in high-scale and regulated environments.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Senior Software Engineer at Hyatt Hotels Corporation
January 2, 2023 - PresentArchitected Next.js/React-based guest-facing and internal apps with Node.js APIs, powering AI-enabled features across 1,000+ Hyatt properties. Implemented secure OAuth 2.0 and Azure AD B2C APIs, built ML-powered chatbots and recommendation engines, and established data pipelines for reservations and loyalty systems. Led CI/CD pipelines using GitHub Actions, Docker, and Kubernetes on AWS/Azure, delivering resilient, scalable guest experiences.
Software Engineer at Twitter
May 1, 2020 - November 30, 2022Delivered real-time recommendation and feed ranking systems using Node.js microservices and Python ML inference. Increased EU user engagement by ~30% while meeting GDPR data-handling requirements. Built React/React Native apps for internal safety dashboards and infrastructure analytics to support EU content safety regulations.
Software Engineer at Microsoft
April 1, 2014 - March 31, 2020Migrated EU enterprise workloads to Azure-based microservice architecture (Node.js, Python, .NET Core) with automated CI/CD pipelines, reducing deployment cycles and improving reliability. Designed secure APIs (REST, GraphQL) for healthcare and finance, enabling cross-team collaboration and regulatory compliance. Contributed to security/privacy initiatives and ML feature work in a scalable cloud platform.
Senior Software Engineer at Hyatt Hotels Corporation
May 1, 2020 - November 30, 2022Delivered real-time recommendation systems with Node.js microservices and Python ML inference, increasing EU user engagement by 30% while meeting GDPR data-handling requirements. Built internal safety dashboards and infrastructure analytics with React/Next.js for compliance with EU content safety regulations.
Senior Software Engineer at Microsoft
April 1, 2014 - March 31, 2020Migrated EU enterprise systems to Azure microservice architecture with automated CI/CD pipelines, reducing deployment cycles by 60% and improving scalability and reliability. Built secure APIs (FHIR, REST, GraphQL) for health care and finance, cutting onboarding and ensuring GDPR/HIPAA/PCI compliance. Delivered React, Next.js, and React Native apps for productivity and health care platforms, accelerating multi-platform delivery by 40%. Collaborated with AI/ML teams to embed NLP and predictive models into Azure; designed ML pipelines with Databricks & Spark for training, deployment, monitoring, and scaling. Implemented CI/CD (Jenkins, Kubernetes, Docker) and event-driven architectures (Kafka, RabbitMQ, WebSockets).
Senior Software Engineer at Twitter
May 1, 2020 - November 1, 2022Delivered real-time recommendation and feed-ranking service using Node.js microservices and Python-based ML inference, improving targeted engagement metrics by 18% while supporting GDPR-aligned data handling. Delivered React and React Native applications for internal safety dashboards used by engineering and trust teams.
Education
Master of Science in Computer Science at University College Dublin
January 1, 2012 - December 31, 2013Bachelor of Science in Computer Science at Fudan University
January 1, 2008 - December 31, 2012MSc in Computer Science at University College Dublin
January 1, 2012 - January 1, 2013BSc in Computer Science at Fudan University
January 1, 2008 - January 1, 2012MSc in Computer Science at University College Dublin
January 1, 2012 - January 1, 2013BSc in Computer Science at Fudan University
January 1, 2008 - January 1, 2012MSc in Computer Science at University College Dublin
January 1, 2012 - January 1, 2013BSc in Computer Science at Fudan University
January 1, 2008 - January 1, 2012Master of Science in Computer Science at University College Dublin
January 1, 2012 - January 1, 2013Bachelor of Science in Computer Science at Fudan University
January 1, 2008 - January 1, 2012Qualifications
Azure Fundamentals (AZ-900)
February 1, 2025 - March 7, 2026Azure AI Fundamentals (AI-900)
February 1, 2025 - March 7, 2026Databricks Generative AI Fundamentals
February 1, 2024 - March 7, 2026Azure Fundamentals (AZ-900)
February 1, 2025 - March 7, 2026Azure AI Fundamentals (AI-900)
February 1, 2025 - March 7, 2026Databricks Generative AI Fundamentals
February 1, 2024 - March 7, 2026Azure Fundamentals (AZ-900)
February 1, 2025 - March 7, 2026Azure AI Fundamentals (AI-900)
February 1, 2025 - March 7, 2026Generative AI Fundamentals — Databricks
February 1, 2024 - March 7, 2026OAuth 2.0
January 11, 2030 - April 3, 2026Azure Active Directory B2C
January 11, 2030 - April 3, 2026HIPAA
January 11, 2030 - April 3, 2026PCI DSS
January 11, 2030 - April 3, 2026Industry Experience
Computers & Electronics, Software & Internet, Professional Services, Travel & Hospitality, Healthcare, Media & Entertainment, Other
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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